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Dielectric Elastomer Actuator for Soft Robotics Applications and Challenges

open access: yesApplied Sciences, 2020
This paper reviews state-of-the-art dielectric elastomer actuators (DEAs) and their future perspectives as soft actuators which have recently been considered as a key power generation component for soft robots.
Jung-Hwan Youn   +6 more
doaj   +3 more sources

Healable Dielectric Elastomer Actuator With Premature Breakdown Warning Function for Information Transmission Encryption and Human‐Machine Interaction [PDF]

open access: yesAdvanced Science
Dielectric elastomer actuators (DEAs), regarded as artificial muscles, are used as actuators or sensors in artificial visual systems, haptic equipment, and human‐robot interaction.
Yanze Liu   +5 more
doaj   +2 more sources

Preparation and Dielectric Sensitivity of Polyurethane Composite Fiber Membrane Filled with BaTiO3

open access: yesMembranes, 2022
Polyurethane dielectric elastomer (PUDE) is considered a potential underwater flexible actuator material due to its excellent designability and environmental tolerance at the molecular level. Currently, the application of the polyurethane elastomer as an
Gang Lu   +4 more
doaj   +1 more source

Catastrophic Thinning of Dielectric Elastomers [PDF]

open access: yesPhysical Review Letters, 2017
We provide an energetic insight into the catastrophic nature of thinning instability in soft electroactive elastomers. This phenomenon is a major obstacle to the development of giant actuators, yet it is neither completely understood nor modeled accurately.
Zurlo, G.   +3 more
openaire   +5 more sources

Dielectric elastomer actuators [PDF]

open access: yesJournal of Applied Physics, 2021
Dielectric elastomer actuators (DEAs) are soft, electrically powered actuators that have no discrete moving parts, yet can exhibit large strains (10%–50%) and moderate stress (∼100 kPa). This Tutorial describes the physical basis underlying the operation of DEA's, starting with a simple linear analysis, followed by nonlinear Newtonian and energy ...
Ehsan Hajiesmaili, David R. Clarke
openaire   +1 more source

Hysteresis compensation control of a dielectric elastomer vibration isolator

open access: yesJournal of Low Frequency Noise, Vibration and Active Control, 2021
This paper describes the design and fabrication of a dielectric elastomer actuator vibration isolator and accompanying hysteresis compensation controller.
Lili Meng   +3 more
doaj   +1 more source

Power generation of dielectric elastomer generator with diaphragm configuration under triangular harvesting cycle

open access: yesMechanical Engineering Journal, 2020
The energy conversion performance of the dielectric elastomer generator (VHB 4905 acrylic elastomer, 3M) was investigated with the diaphragm configuration.
Zhen-Qiang SONG   +3 more
doaj   +1 more source

Enhancement of dielectric permittivity by incorporating PDMS-PEG multiblock copolymers in silicone elastomers† [PDF]

open access: yesRSC Advances, 2015
A silicone elastomer from PDMS-PEG multiblock copolymer has been prepared by use of silylation reactions for both copolymer preparation and crosslinking.
Aliff Hisyam A. Razak   +2 more
doaj   +1 more source

Dielectric elastomers, with very high dielectric permittivity, based on silicone and ionic interpenetrating networks [PDF]

open access: yesRSC Advances, 2015
Dielectric elastomers (DEs), which represent an emerging actuator and generator technology, admittedly have many favourable properties, but their high driving voltages are one of the main obstacles to commercialisation.
Liyun Yu   +3 more
doaj   +1 more source

Electrostatic model of dielectric elastomer generator based on finite element

open access: yesScientific Reports, 2021
When dielectric elastomer materials are used for power generation, bias voltage is applied at both ends of dielectric elastomer film, and there are equal amounts of heterogeneous charges on both sides of the film, so Maxwell electrostatic force is always
Jianbo Cao   +5 more
doaj   +1 more source

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